The present invention relates to the use of a fluid lubricant base comprising at least one biosourced and biodegradable compound having formula (I) in order to lubricate devices and/or machines, such as wind turbines, wherein said at least one compound having formula (I) corresponds to formula (I) in which R1, R2 and R3 are, independently, linear or branched saturated hydrocarbon groups comprising at least 16 carbon atoms, at least one group among R1, R2 and R3 comprises, on the hydrocarbon chain thereof, at least one ester group O—CO—R4, where R4 is a linear or branched alkyl radical comprising from 1 to 10 carbon atoms, preferably from 1 to 6 carbon atoms. The lubricant base has an acid number, in mg KOH/g measured according to the standard ISO 6618, which ranges from 0 to 0.5. The present invention further relates to a method for manufacturing the lubricant base as defined above and to the lubricant base thus obtained.
C10M 105/42 - Esters complexes, c.-à-d. composés contenant au moins 3 groupes carboxyle estérifiés et dérivés de la combinaison d'au moins trois types différents des cinq types de composés suivants: composés monohydroxylés, composés polyhydroxylés, acides monocarboxyliques, acides polycarboxyliques et acides hydroxycarboxyliques
C10M 177/00 - Méthodes particulières de préparation des compositions lubrifiantesModification chimique par post-traitement des constituants ou de la composition lubrifiante elle-même, non couverte par d'autres classes
C10N 30/00 - Propriétés physiques ou chimiques particulières améliorées par l'additif caractérisant la composition lubrifiante, p. ex. additifs multifonctionnels
C11C 1/02 - Préparation des acides gras à partir de graisses, huiles ou ciresRaffinage des acides gras à partir de graisses ou huiles
2.
USE OF A POLYALKOXYSILOXANE-BASED OIL AS A LUBRICATING AGENT
The present invention relates to the use of a polyalkoxysiloxane base oil of formula (I)
The present invention relates to the use of a polyalkoxysiloxane base oil of formula (I)
The present invention relates to the use of a polyalkoxysiloxane base oil of formula (I)
in which each R1 is independently a C1 to C4 alkyl group or a phenyl, each R2 is independently a C2 to C22 alkyl or alkenyl group or a phenyl, R3 is either a methyl group or a CH2 group connected to the other R3 group by a single bond, thus forming a ring in which the 2 terminal silicon atoms are connected by a CH2—CH2 bridge, x is an integer between 0 and 50, y is an integer between 1 and 500 and such that the ratio y/x is strictly greater than 0.5, or of a mixture of polyalkoxysiloxane base oils of formula (I), as a lubricating agent.
Disclosed is an at least partially continuous process for the preparation of at least one oligomer and/or polymer comprising at least one diphenylamine repeat unit and optionally at least one phenyl α-naphthylamine repeat unit.
The present invention relates to the use of at least one antioxidant in a rubber composition, said at least one antioxidant comprising at least one oligomer and/or polymer having at least one diphenylamine repeat unit for reducing and/or preventing the toxicity of said rubber composition.
The present invention relates to the use of at least one antioxidant in a lubricant composition, said at least one antioxidant comprising at least one oligomer and/or polymer comprising at least one diphenylamine repeat unit for reducing and/or preventing the toxicity of said lubricant composition.
C10M 133/00 - Compositions lubrifiantes caractérisées en ce que l'additif est un composé organique non macromoléculaire contenant de l'azote
C10M 149/00 - Compositions lubrifiantes caractérisées en ce que l'additif est un composé macromoléculaire contenant de l'azote
C10M 133/12 - Amines, p. ex. polyalkylènepolyaminesAmines quaternaires comportant des groupes amine liés à un atome de carbone d'un cycle aromatique à six chaînons
C10M 149/12 - Composés macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone
C10N 30/10 - Inhibition de l'oxydation, p. ex. anti-oxydants
C10N 30/00 - Propriétés physiques ou chimiques particulières améliorées par l'additif caractérisant la composition lubrifiante, p. ex. additifs multifonctionnels
Disclosed is a method using at least one anti-wear additive in an oil, the at least one anti-wear additive including at least one polyphosphorus compound to reduce and/or prevent the neurotoxicity of the oil or for the prophylaxis of aerotoxic syndrome, preferably in case of fume event.
The invention relates to a method for the preparation of estolide esters from a hydroxycarboxylic acid by a reaction of addition of a fatty acid to the hydroxyl function and by a reaction of esterification of the carboxylic acid function with an alcohol. The invention further relates to the use of estolide esters as a base oil in a lubricating composition or as an emollient in a cosmetic or pharmaceutical composition.
C07C 67/08 - Préparation d'esters d'acides carboxyliques par réaction d'acides carboxyliques ou d'anhydrides symétriques avec le groupe hydroxyle ou O-métal de composés organiques
A61Q 19/00 - Préparations pour les soins de la peau
C10M 105/40 - Esters contenant des groupes hydroxyle ou carboxyle libres
C10M 105/42 - Esters complexes, c.-à-d. composés contenant au moins 3 groupes carboxyle estérifiés et dérivés de la combinaison d'au moins trois types différents des cinq types de composés suivants: composés monohydroxylés, composés polyhydroxylés, acides monocarboxyliques, acides polycarboxyliques et acides hydroxycarboxyliques
8.
USE OF A POLYALKOXYSILOXANE-BASED OIL AS A LUBRICATING AGENT
2222 bridge, x being an integer between 0 and 50, y being an integer between 1 and 500 such that the ratio y/x is strictly greater than 0.5, or of a mixture of polyalkoxysiloxane-based oils of formula (I), as a lubricating agent.
Disclosed is the use of specific organophosphorus compounds as anti-wear agents in an oil so as to prevent and/or reduce the neurotoxicity of the oil and/or for the prophylaxis of aerotoxic syndrome in the instance of a fume event.
123123444 is a linear or branched alkyl radical comprising from 1 to 10 carbon atoms, preferably from 1 to 6 carbon atoms. The lubricant base has an acid number, in mg KOH/g measured according to the standard ISO 6618, which ranges from 0 to 0.5. The present invention further relates to a method for manufacturing the lubricant base as defined above and to the lubricant base thus obtained.
The present invention relates to an at least partially continuous process for the preparation of at least one oligomer and/or polymer comprising at least one diphenylamine repeat unit and optionally at least one phenyl alpha-naphthylamine repeat unit.
The invention relates to the use of at least one anti-wear additive in an oil, said anti-wear additive comprising at least one polyphosphoric compound for reducing and/or preventing the neurotoxicity of said oil or for prophylaxis against aerotoxic syndrome, especially in the instance of a smoke event.
C10M 137/12 - Compositions lubrifiantes caractérisées en ce que l'additif est un composé organique non macromoléculaire contenant du phosphore comportant une liaison phosphore-carbone
C10M 137/16 - Compositions lubrifiantes caractérisées en ce que l'additif est un composé organique non macromoléculaire contenant du phosphore comportant une liaison phosphore-azote
13.
Use of oils comprising non-neurotoxic anti-wear additives
The invention relates to the use of an oil that does not include tricresyl phosphate and includes as an anti-wear additive at least one diphosphorus compound for the prophylaxis of aerotoxic syndrome, especially in case of fume event. It also relates to the oil as such.
The present invention relates to the use of specific organophosphorus compounds as anti-wear agents in an oil so as to prevent and/or reduce the neurotoxicity of said oil and/or provide prophylaxis against aerotoxic syndrome in the instance of a smoke event.
The invention relates to a method for preparing ester estolides from a hydroxycarboxylic acid, by an addition reaction of a fatty acid on the hydroxyl function and an esterification reaction of an alcohol on the carboxylic acid function. The invention also relates to the use of the ester estolides as base oil in a lubricant composition or as an emollient in a cosmetic or pharmaceutical composition.
C07C 67/08 - Préparation d'esters d'acides carboxyliques par réaction d'acides carboxyliques ou d'anhydrides symétriques avec le groupe hydroxyle ou O-métal de composés organiques
C07C 69/675 - Esters d'acides carboxyliques dont le groupe carboxyle estérifié est lié à un atome de carbone acyclique et dont l'un des groupes OH, O-métal, —CHO, céto, éther, acyloxy, des groupes , des groupes ou des groupes se trouve dans la partie acide d'acides saturés d'acides hydroxycarboxyliques saturés
C07C 69/67 - Esters d'acides carboxyliques dont le groupe carboxyle estérifié est lié à un atome de carbone acyclique et dont l'un des groupes OH, O-métal, —CHO, céto, éther, acyloxy, des groupes , des groupes ou des groupes se trouve dans la partie acide d'acides saturés
The invention relates to a process for preparing an estolide composition, which comprises reacting an unsaturated ester or acid compound with a saturated fatty acid in the presence of a sulfonic acid catalyst, said process not comprising a vacuum distillation step enabling separation of the monoestolides from the polyestolides. The invention also relates to an estolide composition obtainable by the process of the invention and to the use thereof in lubricating compositions.
C11C 3/08 - Graisses, huiles ou acides gras obtenus par transformation chimique des graisses, huiles ou acides gras, p. ex. ozonolyse par estérification des graisses ou des huiles avec des acides gras
C10M 105/40 - Esters contenant des groupes hydroxyle ou carboxyle libres
C10N 30/06 - OnctuositéRésistance du filmAnti-usureRésistance aux pressions extrêmes
The present invention relates to a lubrication method that includes a step of lubricating a machine with a lubricating composition comprising one or more ionic liquids comprising at least: an anion selected among the sulfonylimides of which the one or more substituents are independently selected among a fluoroalkyl, fluoroether, perfluorinated alkyl or perfluoroether group; and a cation comprising a nitrogen-containing heterocycle or a quaternary ammonium, of which the one or more substituents are independently chosen among: hydrogen or the alkyl, alkoxy, fluorinated alkyl, perfluorinated alkyl, silane alkyl, alkyl alcohol, vinyl, alkyl allyl, ether or polyether groups having a straight or branched chain having 1 to 3 carbon atoms, with the condition that when the cation is a quaternary ammonium, at least two of these substituents are a methyl group, the one or more ionic liquids having a thin-film deposition starting temperature (MCT method) which is at least equal to 330°C, and making it possible to reduce the deposits formed in said machine.
C10M 171/00 - Compositions lubrifiantes caractérisées par des critères purement physiques, p. ex. contenant comme matériau de base, épaississant ou additif des ingrédients exclusivement caractérisés par des valeurs numériques particulières de leurs propriétés physiques, c.-à-d. contenant des ingrédients physiquement bien définis mais dont la nature chimique n'est pas précisée ou n'est que très vaguement indiquée
The use of an additive including a mixture of oligomers that is produced from the reaction of aromatic amines chosen from:
(i) the reaction with one another of diphenylamine (DPA) compounds of formula (I) below:
2 stand for, independently of one another, a hydrogen or a linear or branched alkyl group having from 1 to 30 carbon atoms, advantageously from 4 to 12 carbon atoms,
(ii) the reaction with one another of phenyl-α-naphthylamine (PAN) compounds of formula (II) below:
3 stands for a hydrogen or a linear or branched alkyl group having from 1 to 30 carbon atoms, advantageously from 4 to 12 carbon atoms, and
(iii) the reaction of a (DPA) compound of formula (I) above with a (PAN) compound of formula (II) above as an agent for the stabilization of a lubricating composition for a conveyor chain subjected to a temperature of at least 120° C.
C10M 133/12 - Amines, p. ex. polyalkylènepolyaminesAmines quaternaires comportant des groupes amine liés à un atome de carbone d'un cycle aromatique à six chaînons
The present invention relates to the use in a lubricating composition of an anti-wear agent or a combination of anti-wear agents having a reduced neurotoxicity, said anti-wear agent(s) being selected from triaryl phosphate compounds preferably substituted with one or more linear or branched alkyl group(s) comprising from 2 to 12 carbon atoms.
The invention relates to the use of an additive comprising a mixture of oligomers that is produced from the reaction of aromatic amines chosen from: (i) the reaction with one another of diphenylamine (DPA) compounds of formula (I) below, in which the groups R1 and R2 stand for, independently of one another, a hydrogen or a linear or branched alkyl group having from 1 to 30 carbon atoms, advantageously from 4 to 12 carbon atoms, (ii) the reaction with one another of phenyl-α-naphthylamine (PAN) compounds of formula (II) below, in which the group R3 stands for a hydrogen or a linear or branched alkyl group having from 1 to 30 carbon atoms, advantageously from 4 to 12 carbon atoms, and (iii) the reaction of a (DPA) compound of formula (I) above with a (PAN) compound of formula (II) above as an agent for the stabilization of a lubricating composition for a conveyor chain subjected to a temperature of at least 120°C.
C10M 133/12 - Amines, p. ex. polyalkylènepolyaminesAmines quaternaires comportant des groupes amine liés à un atome de carbone d'un cycle aromatique à six chaînons
C10M 169/04 - Mélanges de matériaux de base et d'additifs
C10N 30/04 - Propriétés détergentes ou dispersantes
C10N 30/10 - Inhibition de l'oxydation, p. ex. anti-oxydants
22.
ANTI-OXIDATION AND/OR ANTI-CORROSION AGENT, LUBRICATING COMPOSITION CONTAINING SAID AGENT AND METHOD FOR PREPARING SAME
The invention relates to novel anti-oxidation and/or anti-corrosion agents constituting novel products from the reaction between a diphenylamine (DPA) compound and a phenyl-α-naphthylamine (PAN) compound, and having improved properties relative to known additives. The invention also relates to lubricating compositions, in particular for a turbine, containing the above novel anti-oxidation and/or anti-corrosion agents. The invention further relates to a method for preparing the above novel anti-oxidation and/or anti-corrosion agents and novel lubricating compositions.
C10M 133/12 - Amines, p. ex. polyalkylènepolyaminesAmines quaternaires comportant des groupes amine liés à un atome de carbone d'un cycle aromatique à six chaînons
C10N 30/02 - Point d'écoulementIndice de viscosité
C10N 30/10 - Inhibition de l'oxydation, p. ex. anti-oxydants
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
04 - Huiles et graisses industrielles; lubrifiants; combustibles
Produits et services
Hydraulic fluids for general use, for off-road and farm machinery; aircraft hydraulic fluids; chemical base stock additives for use in the manufacture of lubricants Industrial-oils; greases for general use; lubricants for general use; aircraft lubricants
04 - Huiles et graisses industrielles; lubrifiants; combustibles
Produits et services
GREASES OF ALL KINDS, NAMELY, GENERAL PURPOSES GREASE, AUTOMOTIVE GREASES, AVIATION GREASES, AND LUBRICATION GREASES FOR VEHICLES AND INDUSTRIAL MACHINERY
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
04 - Huiles et graisses industrielles; lubrifiants; combustibles
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
[ Anti-Freeze Products and Esters for Chemical and Lubricant Industries ] Industrial Oils and Greases (Other than Edible Greases and Essential Oils), Lubricants, Including Synthetic Lubricants, and Internal Combustion Engine Fuels [ Analyzing, Testing, Formulating and Developing Anti-Freeze Products and Esters for Chemical and Lubricant Industries, Industrial Oils and Greases (Other than Edible Greases and Essential Oils), Lubricants, Including Synthetic Lubricants, and Internal Combustion Engine Fuels ]
